More Projects – DRILL TECH DRILLING & SHORING, INC.

The Southern Gateway

Contract Value: Owner: General Contractor: Scopes:

Tunnel Stabilization & Sewer Pipeline Phases 1-4

Mining & Tunneling Projects, Projects, Spotlight Project mining and tunneling, mining and tunneling projects

Laguna Beach, CA Contract Value: $81M Owner: South Coast Water District General Contractor: Drill Tech Drilling & Shoring, Inc. Scopes: Tunnels, Tunnel Rehabilitation, Shaft, Reconnect Lateral Services

Two-Mile Bar Tunnel

Mining & Tunneling Projects, Projects, Spotlight Project, Tunneling Projects mining and tunneling, mining and tunneling projects

Jamestown, CA Contract Value: $16.5M Owner: Oakdale Irrigation District General Contractor: Drill Tech Drilling & Shoring, Inc. Scopes: Tunnel, Diversion Structures

Ventura slope restoration 2023-6-14 - Wall 2 (51)

Ventura 01 Slope Restoration

Earth Retention Projects, Ground Treatment Projects, Projects, Rockfall Mitigation Projects, Secant Pile Walls Projects, Spotlight Project Earth Retention, earth retention project

Ventura County, CA Contract Value: $53.4M Owner: California Department of Transportation General Contractor: Flatiron-Drill Tech JV Scopes: CIDH, Ground Anchors, Secant Pile Walls, Scaling & Netting, Beams